Fix FindsFunctionDefinitionInWorkspace test

This was broken because in an ancient rewrite, it wasn't caught that
this test expected the workspace path to be set to the "References"
folder. Inspect the test's source at commit
449cc21 to confirm.

Author: andyleejordan

test/PowerShellEditorServices.Test/Language/SymbolsServiceTests.cs

@@ -149,9 +149,10 @@ public async Task FindsDotSourcedFile()
             Assert.Equal("./ReferenceFileE.ps1", definitionResult.SymbolName);
         }
 
-        [Fact(Skip = "TODO Fix this test. A possible bug in PSES product code.")]
+        [Fact]
         public async Task FindsFunctionDefinitionInWorkspace()
         {
+            workspace.WorkspacePath = TestUtilities.GetSharedPath("References");
             SymbolReference definitionResult = await GetDefinition(FindsFunctionDefinitionInWorkspaceData.SourceDetails).ConfigureAwait(true);
             Assert.EndsWith("ReferenceFileE.ps1", definitionResult.FilePath);
             Assert.Equal("My-FunctionInFileE", definitionResult.SymbolName);